HBuilder X packages web addresses into app s

Step 1: create a new 5+APP project Step 2: configure web address After opening the App home page, jump to the website <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <meta name="viewport" content="initial-scale=1.0, maximum-scale=1.0, user-scalable=no" /> <title></title> < ...

Posted by pointsplat on Mon, 22 Nov 2021 13:42:00 -0800

Fundamentals of TCP/UDP programming

catalogue 1, Foreword (1) Socket socket (2) TCP (3) UDP 2, C # write a simple hello world program on the command line / console (1) C # create console application ​   (2) C # implements window output helloworld (3) C# console program uses UDP socket to send messages (4) C# window program uses TCP socket to send messages 1, Fore ...

Posted by geoldr on Mon, 22 Nov 2021 13:40:57 -0800

LaTex Course Notes

How to Use LaTex (Foreign Language Journals of Science and Engineering) Preface A while ago, I learned LaTex by myself. I feel that when I write a paper, I can really focus on the text. I don't need to work as hard on formatting as word. It's very silky. Write a document for future archives. My learning process is to install LaTex compiler s ...

Posted by babybird11 on Mon, 22 Nov 2021 13:21:01 -0800

Large file upload (including node code)

Why use large file upload?In the project, there is a need to upload large files. In the same request, a large amount of data needs to be uploaded, resulting in a long time for the interface request, which may lead to the consequence of interface timeout. In addition, if there are network exceptions during the upload process, the re upload is st ...

Posted by ident on Mon, 22 Nov 2021 13:18:50 -0800

Flash implements microblog portrait collection gadget

Flask is another excellent Web framework implemented in Python besides Django. Compared with the fully functional Django, flask is famous for its freedom and flexibility. When developing some small applications, flash is very suitable. This paper will use flask to develop a microblog user portrait generator.The development steps are as follows: ...

Posted by RDx321 on Mon, 22 Nov 2021 13:16:36 -0800

BFS record path (learning record)

After learning BFS some time ago, I was very happy to find that oj had some problems to do! But the recording path baffled me again. Hurry to learn. This article is a review of BFS and its recording path methods. Let's take an example: 1086 maze problem    1220 Look for homework   1654 Treasure House Take 1654 as an example: 1654 Treasure H ...

Posted by shoombooltala on Mon, 22 Nov 2021 13:08:12 -0800

Go language core 36 lecture (go language practice and application 10) -- learning notes

32 | context.Context typeIn the last article, we talked about the sync.WaitGroup type: a synchronization tool that can help us implement one to many goroutine collaboration processes.When using the WaitGroup value, we'd better use the standard pattern of "first unified Add, then concurrent Done, and finally Wait" to build the collabor ...

Posted by s_dhumal on Mon, 22 Nov 2021 13:06:01 -0800

A thinkphp package that can easily generate CSV files from Eloquent models.

installcomposer require whereof/think-csvBasic Usage $users = User::select(); // All users $csvExporter = new \whereof\think\csv\Export(); $csvExporter->build($users, ['email', 'name'])->download();Create CSV$exporter - > build ($modelcollection, $fields) requires three parameters. The first is the model (a collection of models), the s ...

Posted by THESiUS on Mon, 22 Nov 2021 12:52:44 -0800

RocketMQ source code analysis - Broker startup process and registration principle

The article is long. It is recommended to collect it before reading it In the previous article, we introduced the NameServer startup process and several core points involved in NameServer startup: Load the NameServer configuration class and NettyServer configuration class, and create the core component NamesrcControllerInitialize various data ...

Posted by mdgottlieb on Mon, 22 Nov 2021 12:39:55 -0800

Python crawler grabs pictures locally

One: Target Site Information Desktop on the other side     The web address is: Desktop Wallpaper PC Desktop Wallpaper HD Wallpaper Download Desktop Background Picture On the Other Desktop 2: Target Site Analysis (1): Construct a list of URL s for a page What we need to do is crawl pictures of a given number of pages on the ...

Posted by gus on Mon, 22 Nov 2021 12:38:01 -0800